ESC "U" n
[Function]
Selecting the Unidirectional/Bidirectional print mode
[Code]
<1B>H <55>H n
0 ≤ n ≤ 255
[Range]
[Outline]
This commands selects or deselects unidirectional print.
ESC "@"
[Function]
Initializing the printer
[Code]
<1B>H <40>H
[Outline]
This command cancels various conditions set after power-on to initializes the printer to the
conditions having existed at power-on. However, the input buffer is not initialized.
n0 = 0
Bidirectional print
n0 = 1
Unidirectional print
iDP-3420/3421/3423 User's Manual